This book is a history of the strategy, military equipment and battle-tactics of European armies in the Middle Ages. It gives a detailed analysis of twenty decisive battles, from the Battle of Frigidus in AD394 to the Battle of Varna in 1444, taking in such key battles as Hastings in 1066 and Bouvines in 1214.

Dr George Theotokis gained his PhD in History from the University of Glasgow in 2010. He is the author of many books and scholarly articles, specialising in medieval warfare.